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Hyundai Sonata LF 2014-2019 Service Manual: Stop Lamp Switch Troubleshooting
Troubleshooting
1.
Part diagnosis
Items Cause Symptom Switch fuse Faulty fuse connection, Damaged fuse
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DTC Code : P0504
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Symptom : Shifting gear trouble, Starting failure, Cruise
control function cancelation trouble, EPB function cancelation trouble,
Stop lamp light ...
Hyundai Sonata LF 2014-2019 Service Manual: ETC (Electronic Throttle Control) System Description and Operation
Description
The Electronic Throttle Control (ETC) System consists of a
throttle body with an integrated control motor and throttle position
sensor (TPS). Instead of the traditional throttle cable, an Accelerator
Position Sensor (APS) is used to receive driver input. The ECM uses the
APS s ...